{
\def\sym#1{\ifmmode^{#1}\else\(^{#1}\)\fi}
\begin{tabular}{l*{4}{c}}
\hline\hline
                    &\multicolumn{4}{c}{\specialcell{\;\;\;\;\; Change in distance hh-ws \;\;\;\;\;}}\\\cmidrule(lr){2-5}
                    &\multicolumn{1}{c}{(1)}   &\multicolumn{1}{c}{(2)}   &\multicolumn{1}{c}{(3)}   &\multicolumn{1}{c}{(4)}   \\
\hline
Predicted change    &       0.084   &       0.092   &      -0.041   &      -0.077*  \\
source fecal contamination x treated&     (0.051)   &     (0.061)   &     (0.037)   &     (0.041)   \\
Predicted change    &      -0.311*  &      -0.257   &      -0.038   &       0.151   \\
source fecal contamination&     (0.162)   &     (0.209)   &     (0.190)   &     (0.178)   \\
Predicted change    &       0.994   &       0.836   &       1.028   &       0.473   \\
hh-ws distance x treated&     (0.702)   &     (0.728)   &     (0.929)   &     (0.937)   \\
Predicted change    &       0.021   &      -0.187   &       0.053   &       0.039   \\
hh-ws distance      &     (0.292)   &     (0.282)   &     (0.232)   &     (0.227)   \\
Constant            &       0.000   &       0.000   &      -0.003   &      -0.022   \\
                    &     (0.026)   &     (0.027)   &     (0.035)   &     (0.034)   \\
\hline
Predicted location  &        Desk   &        Desk   &   Algorithm   &   Algorithm   \\
Treatment unit fixed effects&          No   &         Yes   &          No   &         Yes   \\
R2                  &        0.00   &        0.05   &        0.00   &        0.05   \\
Obs                 &        5832   &        5832   &        5832   &        5832   \\
\hline\hline
\end{tabular}
}
